The free version of Daz Studio will not be able to do all the things you want to learn, I think. You will end up spending money on add-ons. If you can, get an upgrade to Poser 8.

I have learned this too (the hard way): a flashdrive is not a long-term backup medium, it is only temporary storage,

Poser 11 Pro, Windows 10

Auxiliary Apps: Blender 2.79, Vue Complete 2016, Genetica 4 Pro, Gliftex 11 Pro, CorelDraw Suite X6, Comic Life 2, Project Dogwaffle Howler 8, Stitch Witch